Fachelli leaves the group to enroll himself as a bassist under singer Raphael's chorus.
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After creating hits with the help of singers José José with "Aléjate" (Get Away) and Lucia Méndez with "Ni una semana mas" (Not Another Week), Camilo Sesto proposes him to compose and produce for other artists.
Sergio Leone | Sergio Franchi | Sergio Ramos | Sérgio Mendes | Sergio Martino | Sergio Osmeña | Sergio Fabbrini | Sergio Aleati | Sergio Sollima | Sérgio Godinho | Sergio Corbucci | Sergio Santos | Sergio Pérez | Sergio Marchionne | Sergio Fiorentino | Sergio Badilla Castillo | Sergio Vargas | Sergio Tofano | Sergio Oliva | Sergio Mulko | Sergio Mora | Sergio Marchi | Sergio George | Sergio García | Sergio Donati | Sergio Dalma | Sergio Cragnotti | Sergio Vallín | Sergio Tiempo | Sergio Rossi |